Industry-Verified Manufacturing Data (2026)

High-Pressure Fish Pump Impeller

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard High-Pressure Fish Pump Impeller used in the Processing and Preserving of Fish sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical High-Pressure Fish Pump Impeller is characterized by the integration of Impeller Hub and Radial Vanes. In industrial production environments, manufacturers listed on CNFX commonly emphasize 316L Stainless Steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Centrifugal impeller for transferring fish and seafood products through processing lines.

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Product Specifications

Technical details and manufacturing context for High-Pressure Fish Pump Impeller

Definition
A specialized centrifugal impeller designed for fish and seafood transfer applications in industrial processing facilities. This component is engineered to handle delicate biological materials while maintaining product integrity during pumping operations. It serves as a critical sub-assembly within fish transfer systems, enabling efficient movement of whole fish, fillets, or processed seafood between processing stages. Manufacturers integrate these impellers into custom pumping solutions for seafood processors, reducing manual handling and improving production line efficiency.
Working Principle
Rotates at high speed within a pump housing, creating centrifugal force that moves fish products through transfer lines while minimizing damage to delicate tissues.
Common Materials
316L Stainless Steel, Food-Grade Polypropylene, FDA-Compliant Elastomers
Technical Parameters
  • Impeller diameter determining flow capacity (mm) Standard Spec
  • Maximum rotational speed for optimal fish handling (RPM) Standard Spec
Components / BOM
  • Impeller Hub
    Central mounting point for shaft connection
    Material: 316L Stainless Steel
  • Radial Vanes
    Create centrifugal force for product movement
    Material: Food-Grade Polypropylene
  • Wear Ring Optional
    Reduces clearance wear between impeller and housing
    Material: FDA-Compliant Elastomer
  • Balance Weights Optional
    Ensures smooth rotation at high speeds
    Material: 316L Stainless Steel
Engineering Reasoning
0.5-6.0 bar (50-600 kPa) discharge pressure, 0.1-2.0 m³/min flow rate
Cavitation occurs at NPSHa < 3.2 m, structural failure at >8.0 bar (800 kPa) discharge pressure or >1800 RPM
Design Rationale: Cavitation-induced pitting from vapor bubble collapse at NPSHa < NPSHr + 0.6 m safety margin, causing material erosion at 150-300 MPa localized pressure spikes
Risk Mitigation (FMEA)
Trigger Solid particle ingestion >2 mm diameter at >15% concentration by volume
Mode: Leading edge erosion reducing hydraulic efficiency by >40% within 200 operating hours
Strategy: Install 1.5 mm mesh stainless steel strainer upstream with differential pressure monitoring at 0.3 bar trigger
Trigger Bearing lubrication failure from washdown water ingress exceeding IP69K rating for >30 minutes
Mode: Bearing seizure causing shaft deflection >0.15 mm, resulting in impeller-contact housing wear
Strategy: Double mechanical seal design with food-grade grease purge system maintaining 0.2 bar positive pressure

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for High-Pressure Fish Pump Impeller.

Seafood Transfer Impeller Fish Pump Rotor Marine Product Impeller high-pressure fish pump impeller 316L stainless steel centrifugal impeller for seafood processing lines FDA-compliant fish transfer impeller stainless steel impeller for fish pump systems food-grade polypropylene fish processing impeller

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 10 bar (145 psi) maximum operating pressure
flow rate: 10-500 m³/h (44-2,200 gpm)
temperature: 0°C to 40°C (32°F to 104°F)
slurry concentration: Up to 40% solids by volume
Media Compatibility
✓ Seawater and brine solutions ✓ Fish slurry with scales and bones ✓ Shellfish and crustacean mixtures
Unsuitable: Highly abrasive media with sand or grit exceeding 5% concentration
Sizing Data Required
  • Required flow rate (m³/h or gpm)
  • Total dynamic head (meters or feet)
  • Maximum particle size in slurry (mm or inches)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Abrasive erosion
Cause: Suspended solids in fish slurry (scales, bones, debris) causing progressive material loss on impeller surfaces, especially leading edges and vanes, due to high-velocity particle impacts.
Cavitation
Cause: Insufficient net positive suction head (NPSH) from clogged intake screens, excessive pump speed, or improper system design, leading to vapor bubble formation and implosion on impeller surfaces causing pitting and material fatigue.
Maintenance Indicators
  • Unusual high-frequency vibration or rattling noises during operation indicating imbalance from erosion or material buildup
  • Progressive drop in discharge pressure or flow rate despite constant pump speed, signaling wear or internal recirculation damage
Engineering Tips
  • Install real-time vibration monitoring with spectral analysis to detect early imbalance and cavitation patterns, enabling predictive maintenance before catastrophic failure
  • Implement hardened surface coatings (e.g., tungsten carbide or ceramic composites) on impeller vanes and apply regular ultrasonic thickness testing to monitor erosion rates in high-wear zones

Compliance & Manufacturing Standards

Reference Standards
ISO 2858:2012 (End-suction centrifugal pumps - Designation, nominal duty point and dimensions) ANSI/HI 1.1-1.5 (American National Standard for Centrifugal Pumps) DIN EN 809 (Pumps and pump units for liquids - Common safety requirements)
Manufacturing Precision
  • Impeller diameter: +/-0.05mm
  • Balance tolerance: G6.3 per ISO 1940-1
Quality Inspection
  • Hydrostatic pressure test (1.5x maximum working pressure)
  • Material composition verification via XRF (X-ray fluorescence) analysis

Factories Producing High-Pressure Fish Pump Impeller

Verified manufacturers with capability to produce this product in China

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✓ 96% Supplier Capability Match Found

T Technical Director from Australia Feb 07, 2026
★★★★★
"The technical documentation for this High-Pressure Fish Pump Impeller is very thorough, especially regarding Impeller Diameter (mm)."
Technical Specifications Verified
P Project Engineer from Singapore Feb 04, 2026
★★★★☆
"Reliable performance in harsh Processing and Preserving of Fish environments. No issues with the High-Pressure Fish Pump Impeller so far. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
S Sourcing Manager from Germany Feb 01, 2026
★★★★★
"Testing the High-Pressure Fish Pump Impeller now; the Impeller Diameter (mm) results are within 1% of the laboratory datasheet."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

16 sourcing managers are analyzing this specification now. Last inquiry for High-Pressure Fish Pump Impeller from Germany (1h ago).

Frequently Asked Questions

What makes this impeller suitable for fish processing applications?

This impeller is constructed from 316L stainless steel and food-grade polypropylene, which are corrosion-resistant and FDA-compliant, ensuring safe contact with fish and seafood products while withstanding harsh processing environments.

How does the impeller handle different fish product consistencies?

The centrifugal design with radial vanes efficiently transfers various consistencies, from whole fish to processed seafood, maintaining product integrity with minimal damage, supported by adjustable flow rates and RPM settings.

What maintenance is required for the wear ring and balance weights?

Regular inspection of the wear ring and balance weights is recommended to ensure optimal performance and longevity; these components are designed for easy replacement to minimize downtime in processing operations.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Processing and Preserving of Fish sector.

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